diff options
Diffstat (limited to 'c/src/lib/libbsp/sh')
-rw-r--r-- | c/src/lib/libbsp/sh/ChangeLog | 5 | ||||
-rw-r--r-- | c/src/lib/libbsp/sh/shared/bspgetworkarea.c | 39 | ||||
-rw-r--r-- | c/src/lib/libbsp/sh/shared/bsphwinit.c | 16 | ||||
-rw-r--r-- | c/src/lib/libbsp/sh/shared/bspstart.c | 64 |
4 files changed, 124 insertions, 0 deletions
diff --git a/c/src/lib/libbsp/sh/ChangeLog b/c/src/lib/libbsp/sh/ChangeLog index ffbdf81148..86ac21978e 100644 --- a/c/src/lib/libbsp/sh/ChangeLog +++ b/c/src/lib/libbsp/sh/ChangeLog @@ -1,3 +1,8 @@ +2008-09-15 Joel Sherrill <joel.sherrill@oarcorp.com> + + * shared/bspgetworkarea.c, shared/bsphwinit.c, shared/bspstart.c: + New files. + 2007-04-17 Joel Sherrill <joel@OARcorp.com> * simsh4/tools/runtest.in: Do not run pppd.exe from batch mode script. diff --git a/c/src/lib/libbsp/sh/shared/bspgetworkarea.c b/c/src/lib/libbsp/sh/shared/bspgetworkarea.c new file mode 100644 index 0000000000..e8c464a1da --- /dev/null +++ b/c/src/lib/libbsp/sh/shared/bspgetworkarea.c @@ -0,0 +1,39 @@ +/* + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.rtems.com/license/LICENSE. + * + * $Id$ + */ + +#include <bsp.h> +#include <bsp/bootcard.h> +#include <stdint.h> + +extern void *RamBase; +extern void *RamSize; +extern void *WorkSpaceStart; + +/* + * This method returns the base address and size of the area which + * is to be allocated between the RTEMS Workspace and the C Program + * Heap. + */ +void bsp_get_work_area( + void **work_area_start, + size_t *work_area_size, + void **heap_start, + size_t *heap_size +) +{ + uintptr_t size; + + size = (uintptr_t)&RamBase + (uintptr_t)&RamSize + - (uintptr_t)&WorkSpaceStart; + + *work_area_start = (void *)&WorkSpaceStart; + *work_area_size = size; + *heap_start = BSP_BOOTCARD_HEAP_USES_WORK_AREA; + *heap_size = BSP_BOOTCARD_HEAP_SIZE_DEFAULT; +} + diff --git a/c/src/lib/libbsp/sh/shared/bsphwinit.c b/c/src/lib/libbsp/sh/shared/bsphwinit.c new file mode 100644 index 0000000000..fd17dc3e7e --- /dev/null +++ b/c/src/lib/libbsp/sh/shared/bsphwinit.c @@ -0,0 +1,16 @@ +/* + * This is a dummy bsp_hw_init routine. + * + * COPYRIGHT (c) 1989-2008. + * On-Line Applications Research Corporation (OAR). + * + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.rtems.com/license/LICENSE. + * + * $Id$ + */ + +void bsp_hw_init( void ) +{ +} diff --git a/c/src/lib/libbsp/sh/shared/bspstart.c b/c/src/lib/libbsp/sh/shared/bspstart.c new file mode 100644 index 0000000000..8fa18717c6 --- /dev/null +++ b/c/src/lib/libbsp/sh/shared/bspstart.c @@ -0,0 +1,64 @@ +/* + * This routine starts the application. It includes application, + * board, and monitor specific initialization and configuration. + * The generic CPU dependent initialization has been performed + * before this routine is invoked. + * + * COPYRIGHT (c) 2001. + * Ralf Corsepius (corsepiu@faw.uni-ulm.de). + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. + * + * COPYRIGHT (c) 2001. + * On-Line Applications Research Corporation (OAR). + * + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.rtems.com/license/LICENSE. + * + * $Id$ + */ + +#include <bsp.h> + +uint32_t bsp_clicks_per_second; + +#ifndef START_HW_INIT + void bsp_hw_init(void); +#endif + +/* + * bsp_start + * + * This routine does the bulk of the system initialization. + */ +void bsp_start( void ) +{ + /* + * For real boards you need to setup the hardware + * and need to copy the vector table from rom to ram. + * + * Depending on the board this can either be done from inside the rom + * startup code, rtems startup code or here. + */ + + #ifndef START_HW_INIT + /* board hardware setup here, or from 'start.S' */ + bsp_hw_init(); + #endif + + /* + * initialize the interrupt stack for this BSP + */ + #if ( CPU_ALLOCATE_INTERRUPT_STACK == FALSE ) + _CPU_Interrupt_stack_low = &CPU_Interrupt_stack_low ; + _CPU_Interrupt_stack_high = &CPU_Interrupt_stack_high ; + #endif + + /* + * initialize the device driver parameters + */ + bsp_clicks_per_second = CPU_CLOCK_RATE_HZ; +} |